GM Genuine Parts Manual Transmission Mount
OE
Pack of 1

GM Genuine Parts Manual Transmission Mount

GM Part #42456789

ACDelco Part #42456789

MSRP$97.18*

ACDelco GM Original Equipment Transmission Mounts secure your vehicle's transmission, and are GM-recommended replacements for your vehicle's original components.

  • Secures transmission
  • Helps absorb drivetrain vibrations, helping to create a comfortable ride
  • Designed to function with surrounding components

Pack of 1

About this product

ACDelco GM Original Equipment Transmission Mounts secure your vehicle's transmission, and are GM-recommended replacements for your vehicle's original components. These mounts help to absorb drivetrain vibrations and are tuned to your vehicle; helping create a comfortable ride inside your vehicle's cabin. Additionally, these mounts are designed to function with surrounding components, helping eliminate possible interference with other nearby mechanisms. These original equipment transmission mounts have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

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  • Secures transmission
  • Helps absorb drivetrain vibrations, helping to create a comfortable ride
  • Designed to function with surrounding components
  • GM-recommended replacement part for your GM vehicle's original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function

Product Specifications

Bushing ColorBlack
Bolt Hole Quantity5
Bushing MaterialRubber
ClassificationOE
Width6.932 in / 176.07 mm
Length7.919 in / 201.14 mm
Thickness3.718 in / 94.43 mm
Mounting Bracket IncludedYes
Stud Quantity0
Nut IncludedNo
Heat Shield IncludedNo
Washer IncludedNo
Cushion TypeSolid

24 Months/Unlimited Miles Limited Warranty for Parts (plus Labor if installed by a GM dealer)

Please visit our warranty page on Gmparts.com for full warranty details.

Good Maintenance Practices:

  • Before purchasing and installing a mount, make sure it is the correct size and fit for your vehicle.
  • Have mounts serviced at first sign of wear to help prevent possible damage to the drivetrain.
  • Regularly inspect transmission mounts for signs of damage or wear, and replace them if signs of damage are found.

ModelBody StyleTrimYear(s)
SparkACTIV, LS, LT2016, 2017, 2018, 2019, 2020, 2021, 2022

Frequently Asked Questions

No. Some mounts are filled with fluid, while others are not. Please check the application of your vehicle for the correct mount.